WT – tees

WT420x236.5

Standard: ASTM A6/A6M (désignations métriques)Source: SI values from the AISC v16.0 database (ASTM A6 shapes common to Canada)
ASTM A6 rolled shapes are the same in Canada; the CISC list may differ slightly (availability).
xybf = 406d = 447tf = 48tf = 48tw = 26.4tw = 26.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
447mm
Flange widthbf
406mm
Web thicknesstw
26.4mm
Flange thicknesstf
48mm
Distance k (design)kdes
68.1mm
Distance k (detailing)kdet
81mm

Mass and area

Mass per lengthm
237kg/m
Cross-sectional areaA
30,200mm²

Strong axis x–x

Moment of inertiaIx
48310⁶ mm⁴
Elastic section modulusSx
1,41010³ mm³
Plastic section modulusZx
2,52010³ mm³
Radius of gyrationrx
127mm

Weak axis y–y

Moment of inertiaIy
26810⁶ mm⁴
Elastic section modulusSy
1,32010³ mm³
Plastic section modulusZy
2,05010³ mm³
Radius of gyrationry
94.2mm

Torsion and stability

Torsional constantJ
17,50010³ mm⁴
Warping constantCw
9010⁹ mm⁶
Polar radius (shear center)r̄o
176mm
Flexural constantH
0.804

Centers

Centroidȳ
102mm
Plastic neutral axisyp
37.1mm

Slenderness ratios

Flange slendernessbf/2tf
4.23
Wall slendernessD/t
16.9

Equivalents in other standards